# from itsdangerous import TimedJSONWebSignatureSerializer as Serializer
# from meiduo_mall import settings
#
# def generic_email_verify_token(user_id):
#
#     # 1. 创建实例
#     s=Serializer(secret_key=settings.SECRET_KEY,expires_in=3600*24)
#     # 2. 加密数据
#     data=s.dumps({'user_id':user_id})
#     # 3. 返回数据
#     return data.decode()
#
#
# def check_verify_token(token):
#
#     # 1.创建实例
#     s = Serializer(secret_key=settings.SECRET_KEY, expires_in=3600 * 24)
#     # 2.解密数据--可能有异常
#     try:
#         result = s.loads(token)
#     except Exception as e:
#         return None
#     # 3.获取数据
#     # result = {'user_id':user_id}
#     return result.get('user_id')
